TELEPHONE 
DISTRICT 3330 
^Xaftunal (iwtjrajihtr jiutrirtu 
WASHINGTON, D. C. 
GILBERT GROSVENOR, President 
CABLE ADDRESS 
N ATGEO SO C, WASHINGTON 
May 11, 1938 
Dr. and Mrs. William M. Mann, 
2801 Adams Mill Road, 
Washington, D. C. 
Dear Dr. and Mrs. Mann: 
Several years ago Miss Mary C. Burr left a bequest to the National 
Geographic Society as a memorial to her father, Franklyn L. Burr, with the 
request that the interest of the fund be used to make Franklyn L. Burr prize 
awards to outstanding leaders of National Geographic Society expeditions. 
The first awards from this fund were made in 1936 to Captain A. W. Stevens 
an^ Captain Orvil A. Anderson, leader and pilot, respectively, of the National 
Geographic Society-O.S. Army Air Corps Stratosphere Expedition. 
I have much pleasure in advising you that the Board of Trustees of the 
National Geographic Society at its meeting yesterday, on the recommendation of 
the Committee on Research, Iyman J. Briggs, Chairman, and Alexander Wetmore, 
Vice Chairman, unanimously voted a Franklyn L. Burr Prize of One Thousand 
Dollars to you, in recognition of the excellent results you achieved on your 
biological expedition for the National Geographic Society in 1937 . I enclose 
remittance from the Treasurer of The Society, Robert V. Fleming, for this amount 
V.ith kindest regards and congratulations to you both, in which Dr. La. Gorce 
and your many friends here joyfully join, I am 
Yours sincerely, 
enclosure 
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